Josh Hartnett of ‘Penny Dreadful,’ girlfriend Tamsin Egerton are having a baby

There’s a baby on the way for Josh Hartnett!

The “Penny Dreadful” star and his girlfriend, actress Tamsin Egerton, are expecting their first child, his rep confirmed to The Times on Friday.

The parents-to-be are “beyond thrilled,” according to Page Six, which was the first to report the news.

No word yet on Egerton’s due date.

The “Black Hawk Down” star, 36, reportedly met the British actress, 26, in 2011 while filming Roland Joffe’s adventure romance “The Lovers” and they have been dating for nearly four years. The film was released in February.

Meanwhile, Hartnett’s “Penny Dreadful” airs its Season 2 finale on Sunday and Showtime has already renewed the horror drama for a third season.

“The Virgin Suicides” and “Pearl Harbor” star will next appear in James Franco’s 2017-slated drama “The Long Home” alongside Ashton Kutcher, Josh Hutcherson and Courtney Love.

Egerton is currently filming soccer comedy “Grimsby” with Rebel Wilson, Penelope Cruz, Mark Strong, Isla Fisher and Sacha Baron Cohen.

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